diff --git a/docs/source/security/2015/20150324_openssl.rst b/docs/source/security/2015/20150324_openssl.rst
index d7080600b..1ba5aa5b3 100644
--- a/docs/source/security/2015/20150324_openssl.rst
+++ b/docs/source/security/2015/20150324_openssl.rst
@@ -1,7 +1,7 @@
-2015-03-24 - OpenSSL Vulnerabilities 
+2015-03-24 - OpenSSL Vulnerabilities
 ====================================
 
-OpenSSL 1.0.2 introduced the "multiblock" performance improvement. This feature only applies on 64 bit x86 architecture platforms that support AES NI instructions. A defect in the implementation of "multiblock" can cause a segmentation fault within OpenSSL, thus enabling a potential DoS attack. 
+OpenSSL 1.0.2 introduced the "multiblock" performance improvement. This feature only applies on 64 bit x86 architecture platforms that support AES NI instructions. A defect in the implementation of "multiblock" can cause a segmentation fault within OpenSSL, thus enabling a potential DoS attack.
 
 This issue affects OpenSSL version: 1.0.2
 
@@ -9,4 +9,4 @@ This issue affects OpenSSL version: 1.0.2
 Action
 ------
 
-xCAT uses OpenSSL for client-server communication but **does not** ship it. Upgrade OpenSSL to 1.0.2a or higher. 
+xCAT uses OpenSSL for client-server communication but **does not** ship it. Upgrade OpenSSL to 1.0.2a or higher.